Hien Nguyen is an Electronics Engineer in the Communications Technology Laboratory at the National Institute of Standards and Technology (NIST). Before joining NIST in 2015, Mr. Nguyen worked as an Avionics System Engineer for eight years and has been working in the telecommunications industry for the last 20 years, particularly in the GSM, WCDMA and LTE R&D environments. He is currently working on a deployable systems project, assessing the state of the industry and investigating different and unique aspects of the systems in relation to public safety.